Question

suma caror cinci numere pare consecutive poate fi 260 ?

Answer 1

a+b+c+d+e=260
b=a+2
c=a+4
d=a+6
e=a+8
 inlocuim a+a+2+a+4+a+6+a+8=260
5a=260-20 (2+4+6+8)
5a=240
a=240:5
a=48(primul numar)
apoi daca sunt consecutive urmeaza 50,52,54 si 56

48+50+52+54+56=260